Derivative Financial Instruments - Derivative Financial Instruments (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Interest rate swaps, notional amount	$ 1,381,477	$ 1,524,031
Interest rate swaps, net carrying value	64,582	(14,388)
Designated as Hedging Instrument [Member]
Interest rate swaps, notional amount	260,809	312,722
Designated as Hedging Instrument [Member] | Cash Flow Hedging [Member]
Interest rate swaps, notional amount	871,500	996,500
Not Designated as Hedging Instrument [Member]
Interest rate swaps, notional amount	222,900	228,000
Interest Rate Swaps 1 [Member] | Designated as Hedging Instrument [Member] | Cash Flow Hedging [Member]
Interest rate swaps, notional amount	871,500	355,000
Interest rate swaps, net carrying value	38,361	7,328
Interest Rate Swaps 1 [Member] | Not Designated as Hedging Instrument [Member]
Interest rate swaps, notional amount	111,446	113,988
Interest rate swaps, net carrying value	18,698	3,355
Interest Rate Swaps 2 [Member] | Designated as Hedging Instrument [Member] | Fair Value Hedging [Member]
Interest rate swaps, notional amount	287,085
Interest rate swaps, net carrying value	26,221
Interest Rate Swap [Member]
Interest rate swaps, notional amount	287,100	299,600
Interest Rate Swap [Member] | Designated as Hedging Instrument [Member] | Fair Value Hedging [Member]
Interest rate swaps, notional amount		299,555
Interest rate swaps, net carrying value		(12,329)
Interest Rate Swap [Member] | Designated as Hedging Instrument [Member] | Cash Flow Hedging [Member]
Interest rate swaps, notional amount		641,500
Interest rate swaps, net carrying value		(9,387)
Interest Rate Swap [Member] | Not Designated as Hedging Instrument [Member]
Interest rate swaps, notional amount	111,446	113,988
Interest rate swaps, net carrying value	$ (18,698)	$ (3,355)